What absorbs at 1340 cm⁻¹ in an FTIR spectrum?
A band near 1340 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
संभाव्य कार्यात्मक-गट नियुक्त्या
| कार्यात्मक गट | समर्थन करणारी तथ्ये | उद्धृत स्रोत | सर्वोच्च आत्मविश्वास |
|---|---|---|---|
| N-O bond | 1 | 1 | 0.9 |
| Alkyl C-H | 1 | 1 | 0.9 |
| C n single bond | 1 | 1 | 0.9 |
| Aromatic ring | 1 | 1 | 0.9 |
| Fluorine (C-F) | 1 | 1 | 0.9 |
| N eq o | 1 | 1 | 0.9 |
| Hydroxyl (O-H) | 1 | 1 | 0.8 |
रँकिंग संचित साहित्य पुरावा प्रतिबिंबित करते, एकच अधिकृत नियम नाही. नेहमी तुमच्या नमुना संदर्भाविरुद्ध पुष्टी करा.
या नियुक्त्यांमागील साहित्य
-
N eq o आत्मविश्वास 0.9
“Explicit assignment in text: 'formation of N=O (NO2) asymmetric stretching vibrations 1340 cm-1'”
Hassan 等 - 2017 - Synthesis And Characterization Of Heck-Cross Coupl DOI: 10.1063/1.5002293 -
Fluorine (C-F) आत्मविश्वास 0.9
“Assigned as CF-absorption.”
Vinogradov 和 Lunk - 2005 - Structure and chemical composition of polymer film DOI: 10.1016/j.surfcoat.2005.01.084 -
Aromatic ring आत्मविश्वास 0.9
“Explicitly stated: '1340 (aromatic C-H)'”
Bahramnia 等 - 2022 - The Effect of 3-(Glycidoloxy Propyl) Trimethoxy Si DOI: 10.21203/rs.3.rs-381518/v1 -
आत्मविश्वास 0.9
“Band at 1340 cm-1 assigned to trans isomer.”
Di Lisio 等 - 2020 - Application of temperature modulation to FTIR spec DOI: 10.1007/s10973-020-10169-0 -
C n single bond आत्मविश्वास 0.9
“Text: 'cm-1 band in area 1340 that belongs to the C-N functional'.”
Jarestan 等 - 2020 - Preparation, characterization, and anticancer effi DOI: 10.1007/s13205-020-02230-4 -
आत्मविश्वास 0.9
“Explicit assignment in snippet.”
Li 等 - 2021 - High-voltage and long-lasting aqueous chlorine-ion DOI: 10.1016/j.isci. -
Alkyl C-H आत्मविश्वास 0.9
“Band at 1340 arises due to C-H deformation vibration of aromatic”
Rahman 和 Varshney - 2020 - Assessment of ampicillin removal efficiency from a DOI: 10.1039/d0ra02061c -
N-O bond आत्मविश्वास 0.9
“NO stretching peaks (1340 and 1530) as well as C”
Solomon 等 - 2010 - Nitroalcohol Induced Hydrogel Formation in Amine-F DOI: 10.1002/app.31944.
या बँडसह स्पेक्ट्रम आहे का?
तुमचे FTIR स्पेक्ट्रम अपलोड करा आणि सेकंदात पूर्ण व्याख्या अहवाल मिळवा — साहित्य संदर्भांसह शिखर नियुक्त्या, लायब्ररी मॅचेस, आणि आत्मविश्वास-रेट केलेली पुरावा साखळी.
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